Molecular properties
- Formula
- C5H5NO
- Molar mass
- 95.10 g·mol−1
- Exact mass
- 95.0371 Da
- 4
- PubChem CID
- 8871
Molecule record
1H-pyridin-2-one
C5H5NO
95.10 g/mol
Loading structure
Functional groups
Aromatic ring
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 142-08-5
- 2(1H)-Pyridinone
- 2(1H)-Pyridone
- 2(lH)-Pyridinone
- 2-HYDROXYPYRIDINE
- 2-Oxopyridine
- 2-Pyridinol
- 2-Pyridinone
Show all 24 synonyms
- 2-Pyridone
- 2-hydroxy pyridine
- 205-520-3
- 6770O3A2I5
- 72762-00-6
- DTXCID2030271
- DTXSID2051716
- Levetiracetam EP Impurity C
- NSC-172522
- Pyridin-2-ol
- Pyridinone
- Pyridone-2
- RefChem:473508
- alpha-Pyridone
- pyridin-2(1H)-one
- pyridin-2-one
Structure identifiers
- Canonical SMILES
- O=c1cccc[nH]1
- Isomeric SMILES
- C1=CC(=O)NC=C1
- InChI
- InChI=1S/C5H5NO/c7-5-3-1-2-4-6-5/h1-4H,(H,6,7)
- InChIKey
- UBQKCCHYAOITMY-UHFFFAOYSA-N
- PubChem CID
- 8871
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for 1H-pyridin-2-one; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 1H-pyridin-2-one; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.